docs: def when(self, *bools):
          """
          :type bools: bool
          :param bools: Boolean arguments
  
          All boolean arguments passed to this method must evaluate to `True` for
          printing to be enabled.
  
          So for example, the following code would print ``x: 1``
  
          .. code-block:: python
  
             for x in range(10):
                 Behold().when(x == 1).show('x')
          """
          self.passes = self.passes and all(bools)
          return self